38851133 has 4 divisors (see below), whose sum is σ = 38876640. Its totient is φ = 38825628.

The previous prime is 38851121. The next prime is 38851139. The reversal of 38851133 is 33115883.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 38851133 - 2¹⁰ = 38850109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38851133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38851139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10313 + ... + 13566.

It is an arithmetic number, because the mean of its divisors is an integer number (9719160).

Almost surely, 2^38851133 is an apocalyptic number.

It is an amenable number.

38851133 is a deficient number, since it is larger than the sum of its proper divisors (25507).

38851133 is a wasteful number, since it uses less digits than its factorization.

38851133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25506.

The product of its digits is 8640, while the sum is 32.

The square root of 38851133 is about 6233.0677037876. The cubic root of 38851133 is about 338.6891073947.

The spelling of 38851133 in words is "thirty-eight million, eight hundred fifty-one thousand, one hundred thirty-three".